Eastern Pacific Tropical Cyclone Outlook for October 3rd, 2020

The HIRSC Weather Team continues to closely monitor Tropical Cyclone Marie (currently a Category 4 Hurricane with maximum sustained winds of 130 mph and moving to the Northwest at 9 MPH) in the East Pacific Region and located 1,869 miles East-Southeast of Hilo, Hawaii Island.


(See post for further details on Tropical Cyclone Marie)

Published by: HIRSC - Weather Team

info@hiradioscannercommunity.com


The HIRSC Weather team is monitoring Tropical Cyclone Marie, currently, a Category 4 hurricane with maximum sustained winds of 130 MPH and moving to the Northwest at 9 MPH and located approximately 1,869 miles East-Southeast of Hilo, Hawaii Island. Tropical Cyclone Marie will continue to maintain its strength as a Major Hurricane through Saturday and begin a slow weakening trend beginning Saturday evening into Sunday.


Based on the latest weather models and graphics released, no major weather effects related to Tropical Cyclone Marie are expected for Hawaii Island based on the latest track released by the NHC and European Weather Centers.


Based on the latest weather outlook for Hawai'i for the weekend going into the new work week from the National Weather Service: High-pressure building to the north and increasing trade winds are expected Saturday night and Sunday. Light to moderate trade winds will continue through Tuesday with some sheltered locations experiencing daytime sea breezes and nighttime land breezes. Brief showers will focus over windward and mountain areas.


Wednesday and Thursday, a frontal system approaching from the northwest will weaken trade winds and allow for variable winds with widespread land and sea breezes likely. Limited afternoon convection is expected at this time with stable atmospheric conditions and limited low-level moisture.


The HIRSC Weather Team will continue to monitor Tropical Cyclone Marie and provide updates on the latest track to help our followers be aware of what is happening around us as far weather-wise.

Forecast Update on Tropical Cyclone Marie from the National Hurricane Center (NHC):


Hurricane Marie Advisory Number  17
NWS National Hurricane Center Miami FL       EP182020
200 AM PDT Sat Oct 03 2020

...POWERFUL MARIE CONTINUES CHURNING NORTHWESTWARD...


SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.9N 126.4W
ABOUT 1120 MI...1805 KM WSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA
MAXIMUM SUSTAINED WINDS...130 MPH...215 KM/H
PRESENT MOVEMENT...NW OR 315 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...948 MB...28.00 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.


DISCUSSION AND OUTLOOK
----------------------
At 200 AM PDT (0900 UTC), the center of Hurricane Marie was located
near latitude 17.9 North, longitude 126.4 West. Marie is moving
toward the northwest near 9 mph (15 km/h), and this motion is
expected to continue through the weekend. A turn to the 
west-northwest is expected by Monday.

Maximum sustained winds are near 130 mph (215 km/h) with higher
gusts.  Marie is a category 4 hurricane on the Saffir-Simpson
Hurricane Wind Scale.  The hurricane is forecast to begin 
weakening later today, and this weakening trend should continue 
into early next week. 

Hurricane-force winds extend outward up to 30 miles (45 km) from the
center and tropical-storm-force winds extend outward up to 150 miles
(240 km).

The estimated minimum central pressure is 948 mb (28.00 inches).


HAZARDS AFFECTING LAND
----------------------
None.


NEXT ADVISORY
-------------
Next complete advisory at 800 AM PDT.


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